This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 53 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 53 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is afforestation A) Planting trees. B) Cutting trees. C) Buying trees. D) All of the above. Show Answer Correct Answer: A) Planting trees. 2. Deciduous Forests trees A) Shed their leaves to prevent loss of water during warm weather. B) Do not shed their leaves. C) Grow more leaves to prevent loss of water. D) None of the above. Show Answer Correct Answer: A) Shed their leaves to prevent loss of water during warm weather. 3. Temperate deciduous forest are located between which two areas: A) The tropics and the cold land around the poles. B) The equator and North America. C) Antarctic and Africa. D) Near the equator. Show Answer Correct Answer: A) The tropics and the cold land around the poles. 4. Temperate deciduous forests have ..... well-defined seasons. A) Two. B) Three. C) Four. D) Five. Show Answer Correct Answer: C) Four. 5. Which is known as 'green lungs' of the forest? A) Plants. B) Animals. C) Rivers. D) Decomposersers. Show Answer Correct Answer: A) Plants. 6. The trees like Babul, Bulusu, Regu, Seetaphal are grown in A) Evergreen forests. B) Deciduous forests. C) Littoral forests. D) Thorny forests. Show Answer Correct Answer: D) Thorny forests. 7. What is a mill used for in the logging process? A) To plant new trees. B) To turn trees into lumber. C) To measure tree height. D) To protect trees from pests. Show Answer Correct Answer: B) To turn trees into lumber. 8. THE INDIAN RAILWAY IS NOW REORGANISED INTO HOW MANY NUMBER OF ZONES? A) 10. B) 12. C) 20. D) 16. Show Answer Correct Answer: D) 16. 9. The forest which protects certain species of flora and fauna is?a. Reserved forestb. Protected forestc. Classified forestd. Unclassified forest A) A. B) B. C) C. D) D. Show Answer Correct Answer: B) B. 10. How does the presence of trees affect the water cycle? A) It speeds up evaporation. B) It increases rainfall. C) It slows down evaporation. D) It decreases rainfall. Show Answer Correct Answer: C) It slows down evaporation. 11. Explain why there is no waste in a forest. A) Because they pollute the soil and environment of the forest. B) Because decomposers convert all the dead bodies of the plants and animals into the humus which gets added to the soil. C) Forest has no role in maintaining the balance between oxygen and carbon dioxide in the atmosphere. That is why the air of forest always stays polluted. D) NONE OF THESE. Show Answer Correct Answer: B) Because decomposers convert all the dead bodies of the plants and animals into the humus which gets added to the soil. 12. Which of the following states have a concentration of tribes? A) Madhya pradesh. B) Chhattisgarh. C) Jharkhand. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. Which big cat lives in the rain forest? A) Mountain lion. B) Tiger. C) Jaguar. D) Lion. Show Answer Correct Answer: C) Jaguar. 14. Where is fern found? (Question from the book) A) Temperate forest. B) Skibidibapbap. C) In your back yard. D) Tropical forest. Show Answer Correct Answer: D) Tropical forest. 15. What can be inferred about the paragraph that first talks about the government's multi-million dollar plan to make Western forests more resilient? A) An answer to the causes forest fires has been out of reach until now. B) For nine decades, forest fires have become steadily worse. C) Blodgett Forest Research Station has a solution for global warming. D) Some people get very upset with the idea that foresters see fit to thin the forests. Show Answer Correct Answer: D) Some people get very upset with the idea that foresters see fit to thin the forests. 16. The evergreen trees grow so close that form a broad ..... at the ..... and they do not allow ..... to touch the ground A) Canopy top, air,. B) Canopy bottom, soil. C) Braches middle, sunlight. D) Canopy, top sunlight. Show Answer Correct Answer: D) Canopy, top sunlight. 17. Gir Forest in ..... is home to Asiatic Lions. A) Rajasthan. B) Gujarat. C) All the above. D) None of the above. Show Answer Correct Answer: B) Gujarat. 18. The climate in the eastern half of the United States is considered to be ..... A) Arctic. B) Sub-arctic. C) Temperate (mild). D) Tropical. Show Answer Correct Answer: C) Temperate (mild). 19. Which of the following best describes an invasive species? A) Non-native species introduced to an area ultimately harming the ecosystem or human health. B) Native plants or animals which grow at an exceptionally fast rate. C) Native plants which take up large areas of space and do not allow for other species to spread. D) Native or non-native species found in nearly every terrestrial area. Show Answer Correct Answer: A) Non-native species introduced to an area ultimately harming the ecosystem or human health. 20. An area with a large population of valuable ocean organisms is called a(n) A) Aquaculture. B) Ecosystem. C) Spawning zone. D) Fishery. Show Answer Correct Answer: D) Fishery. 21. There are many types of forests A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. Which statement best compares forest ecosystems to grassland ecosystems? A) Forest ecosystems have higher average temperatures than grassland ecosystems. B) Forest ecosystems receive more precipitation than grassland ecosystems. C) Grassland ecosystems receive more precipitation than forest ecosystems. D) None of the above. Show Answer Correct Answer: B) Forest ecosystems receive more precipitation than grassland ecosystems. 23. Which of the following biomes has extreme temperature changes? A) The rainforest. B) The temperate deciduous forest. C) The taiga. D) The arctic. Show Answer Correct Answer: C) The taiga. 24. Humus is of which colour: A) Brownish-blackish. B) Greenish-blueish. C) Bluish-grey. D) Reddish-green. Show Answer Correct Answer: A) Brownish-blackish. 25. Coniferous trees grow in tropical forests. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← PreviousNext →Related QuizzesClass 7 Science Chapter 12 Forests Our Lifeline Quiz 1Class 7 Science Chapter 12 Forests Our Lifeline Quiz 2Class 7 Science Chapter 12 Forests Our Lifeline Quiz 3Class 7 Science Chapter 12 Forests Our Lifeline Quiz 4Class 7 Science Chapter 12 Forests Our Lifeline Quiz 5Class 7 Science Chapter 12 Forests Our Lifeline Quiz 6Class 7 Science Chapter 12 Forests Our Lifeline Quiz 7Class 7 Science Chapter 12 Forests Our Lifeline Quiz 8Class 7 Science Chapter 12 Forests Our Lifeline Quiz 9Class 7 Science Chapter 12 Forests Our Lifeline Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books